35/9-11 A

Exploration · Appraisal · P&A · Oil/gas · RWE Dea Norge AS · PL 420

The lithostratigraphic units 35/9-11 A drilled through, shallowest first, with the depth each was met and where it ended. Groups are in bold; the formations within them are indented.

Formation tops

LITHOSTRATIGRAPHY · METRES ALONG THE WELLBORE

Unit	Level	Part of	Top, m	Base, m
Nordland Gp	Group	—	392.5	605
Utsira Fm	Formation	Nordland Gp	563	575
Undifferentiated	Formation	—	575	605
Hordaland Gp	Group	—	605	1,252.5
Skade Fm	Formation	Hordaland Gp	605	765
No Formal Name	Formation	—	765	834
Grid Fm	Formation	Hordaland Gp	834	965
Undifferentiated	Formation	—	965	1,018
Frigg Fm	Formation	Hordaland Gp	1,018	1,222
Undifferentiated	Formation	—	1,222	1,252.5
Rogaland Gp	Group	—	1,252.5	1,704
Balder Fm	Formation	Rogaland Gp	1,252.5	1,298.5
Sele Fm	Formation	Rogaland Gp	1,298.5	1,339.5
Lista Fm	Formation	Rogaland Gp	1,339.5	1,633.5
Ty Fm	Formation	Rogaland Gp	1,633.5	1,704
Shetland Gp	Group	—	1,704	2,980.5
Jorsalfare Fm	Formation	Shetland Gp	1,704	1,854
Kyrre Fm	Formation	Shetland Gp	1,854	2,800
Tryggvason Fm	Formation	Shetland Gp	2,800	2,945
Blodøks Fm	Formation	Shetland Gp	2,945	2,970
Svarte Fm	Formation	Shetland Gp	2,970	2,980.5
Cromer Knoll Gp	Group	—	2,980.5	3,162.5
Rødby Fm	Formation	Cromer Knoll Gp	2,980.5	3,065
Sola Fm	Formation	Cromer Knoll Gp	3,065	3,082
Tuxen Fm	Formation	Cromer Knoll Gp	3,082	3,098
Åsgard Fm	Formation	Cromer Knoll Gp	3,098	3,162.5
Viking Gp	Group	—	3,162.5	3,441
Heather Fm	Formation	Viking Gp	3,162.5	3,270.5
No Formal Name	Formation	—	3,270.5	3,291.5
Heather Fm	Formation	Viking Gp	3,291.5	3,441
Brent Gp	Group	—	3,441	3,556.5
Tarbert Fm	Formation	Brent Gp	3,441	3,470
Ness Fm	Formation	Brent Gp	3,470	3,491.5
Etive Fm	Formation	Brent Gp	3,491.5	3,522.5
Rannoch Fm	Formation	Brent Gp	3,522.5	3,556.5
Dunlin Gp	Group	—	3,556.5	3,801
Drake Fm	Formation	Dunlin Gp	3,556.5	3,623.5
Cook Fm	Formation	Dunlin Gp	3,623.5	3,701
Burton Fm	Formation	Dunlin Gp	3,701	3,709
Amundsen Fm	Formation	Dunlin Gp	3,709	3,752.5
Johansen Fm	Formation	Dunlin Gp	3,752.5	3,781.5
Amundsen Fm	Formation	Dunlin Gp	3,781.5	3,801
Statfjord Gp	Group	—	3,801	3,860

Core cut in each unit

METRES CORED · AS THE DIRECTORATE FILES IT

The cores themselves, with their intervals →

About this data

Norwegian Offshore Directorate (Sodir) FactPages, mirrored nightly and used under the Norwegian Licence for Open Government Data (NLOD). Tops are the Directorate's lithostratigraphy for the wellbore, in metres along the wellbore from the kelly bushing. A unit filed as No Formal Name or No Group Defined is the Directorate's placeholder where nothing is named.

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